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Nutrients & Supplements

Soil Amendments
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128
Down to Earth Bat Guano 7-3-1 | 2lb - OMRI Listed - (Case of 6)
In stock
$10.47 $17.29 -39%
Neptune's Harvest Fish Fertilizer 2-4-1 | 18oz - Concentrate - OMRI Listed - (Case of 12)
In stock
$10.47 $13.79 -24%
General Hydroponics FloraBloom 0-5-4 - 32oz
In stock
$10.46 $16.63 -37%
General Hydroponics FloraGro 2-1-6 - 32oz
In stock
$10.46 $16.63 -37%
Grotek Vitamax Pro 1-1-1 | 1L - (Case of 6)
In stock
$10.42 $25.39 -59%
FoxFarm Soil Conditioner | 1.5cu ft - Improves Aeration - Contains Humic Acid
In stock
$10.37 $15.49 -33%
General Hydroponics FloraMicro 5-0-1 - 16oz
In stock
$10.25 $16.17 -37%
MILLS BASIS A 1LTR
In stock
$10.24 $16.00 -36%
MILLS BASIS B 1LTR
In stock
$10.24 $16.00 -36%
Down to Earth Fish Bone Meal 4-12-0 | 5lb - OMRI Listed - (Case of 6)
In stock
$10.21 $15.49 -34%
FoxFarm Happy Frog All-Purpose Fertilizer, 4 lb bag
In stock
$10.21 $17.42 -41%
FoxFarm Happy Frog Fruit & Flower Fertilizer, 4 lb bag
In stock
$10.21 $17.42 -41%
FoxFarm Happy Frog Japanese Maple Fertilizer, 4 lb bag
In stock
$10.21 $17.42 -41%
MICROBE Life Hydroponics Vegetable & Fruit Yield Enhancer | 16oz - (Case of 12)
In stock
$10.18 $26.99 -62%
FoxFarm Cultivation Nation Micro Fertilizer 5-0-1 | 16oz - Step 2 for 3-Part Feeding Programs
In stock
$10.14 $15.59 -35%
Down to Earth Cottonseed Meal 6-2-1 | 5lb - All Purpose - (Case of 6)
In stock
$10.11 $14.99 -33%
Down to Earth Bio-Live 5-4-2 | 5lb - OMRI Listed - (Case of 6)
In stock
$10.10 $19.49 -48%
Down to Earth All-Purpose Mix 4-6-2 | 5lb - OMRI Listed - (Case of 6)
In stock
$10.07 $15.29 -34%
Down to Earth Acid Mix 4-3-6 | 5lb - For Acid Soil Loving Plants - (Case of 6)
In stock
$10.07 $15.29 -34%
Down to Earth Vegetable Garden 4-4-4 | 5lb - OMRI Listed - (Case of 6)
In stock
$10.07 $15.29 -34%
Happy Frog Acid Loving Dry Fertilizer 4 lb bag
Out of stock
$10.06 $17.18 -41%
Roots Organics Seabird Guano Powder, 3 lbs
In stock
$10.05 $12.94 -22%
Save 9%
Gaia Green Power Bloom, 500 g Pouch
In stock
$10.02 $10.98 -9%
Grotek Final Flush, 1 L
In stock
$10.00 $14.06 -29%
Cultivation Nation Bloom 1 pt
Out of stock
$10.00 $13.98 -28%
Big Foot Root Boost Nitrogen-Fixing Azospirillum | 2oz
In stock
$9.99
Grotek Vitamax Plus 1-1-2 | 1L - (Case of 6)
In stock
$9.99
Gaia Green Glacial Rock Dust, 2 kg Pouch
In stock
$9.98 $12.99 -23%
Down to Earth Fish Powder 12-1-1 | 1lb - (Case of 6)
In stock
$9.97 $20.99 -53%
SUPERthrive Root-Gel Rooting Gel | 2oz - (Case of 12)
In stock
$9.91 $16.61 -40%
Soul Sensei Bloom, 1 qt
In stock
$9.84 $15.39 -36%
Grotek Blossom Blaster Pro 1-4-0 | 1L - (Case of 6)
In stock
$9.82 $30.69 -68%
Mad Farmer Mother Of All Bloom, 100g
In stock
$9.79 $16.05 -39%
Down to Earth Garden Lime | 5lb - OMRI Listed - (Case of 6)
In stock
$9.69
Down to Earth Dolomite Lime | 5lb - OMRI Listed - (Case of 6)
In stock
$9.69
FoxFarm Cultivation Nation Flower, 1 lb
In stock
$9.64 $18.78 -49%
Xtreme Gardening Mykos WP | 4oz - Wettable Powder - (Case of 12)
In stock
$9.59 $12.33 -22%
Coco-Wet Organic Wetting Agent, 8 oz
In stock
$9.59 $12.49 -23%
FoxFarm Big Bloom Fertilizer 0-0.5-0.7 | 16oz - Concentrate - OMRI Listed - (Case of 12)
In stock
$9.54 $13.79 -31%
Grotek Vital 5% Calcium | 500mL - (Case of 6)
In stock
$9.41 $25.58 -63%
House & Garden Top Booster, 250 ml
Out of stock
$9.41 $14.69 -36%
Nectar for The Gods Herculean Harvest Liquid Bone Meal 0-6-0 | 32oz
In stock
$9.40 $12.99 -28%
Nectar for The Gods Triton's Trawl Fishbone Meal 0.5-4-0 | 32oz
In stock
$9.40 $12.99 -28%
HEAVY 16 Bud A, 32 oz
In stock
$9.40 $14.69 -36%
HEAVY 16 Bud B, 32 oz
In stock
$9.40 $14.69 -36%
HEAVY 16 Veg A, 32 oz
In stock
$9.40 $14.69 -36%
HEAVY 16 Veg B, 32 oz
In stock
$9.40 $14.69 -36%
True Organic All-Purpose Plant Food 5-4-5 | 4lb - Resealable Bag - Covers up to 87sq ft - OMRI Listed - (Case of 6)
In stock
$9.36 $12.99 -28%
True Organic Tomato & Vegetable Food 4-5-6 | 4lb - Resealable Bag - Use Monthly - Covers up to 70sq ft - OMRI Listed - (Case of 6)
In stock
$9.36 $12.99 -28%
True Organic Azalea, Camellia & Rhododendron Food 5-4-3 | 4lb - Resealable Bag - Spring & Fall Application - Covers up to 87sq ft - OMRI Listed - (Case of 6)
In stock
$9.36 $12.99 -28%
True Organic Herb & Leafy Greens Food | 4lb - OMRI Listed - (Case of 6)
In stock
$9.36 $12.99 -28%
True Organic Berry Food 5-4-4 | 4lb - Resealable Bag - Use Monthly - Covers up to 58sq ft - OMRI Listed - (Case of 6)
In stock
$9.36 $12.99 -28%
True Organic Raised Bed Plant Food | 4lb - OMRI Listed - (Case of 6)
In stock
$9.36 $12.99 -28%
True Organic Rose & Flower Food | 4lb - OMRI Listed - (Case of 6)
In stock
$9.36 $12.99 -28%
Natural Guard by ferti·lome Organic AP Fertilizer 4-4-4 | 12lb - Granules - OMRI Listed - (Case of 4)
In stock
$9.36 $27.99 -67%
Natural Guard by ferti·lome Organic Rose and Flower 3-4-3 | 12lb - Granules - OMRI Listed - (Case of 4)
Out of stock
$9.36 $27.99 -67%
Down to Earth Rock Phosphate 0-3-0 | 5lb - OMRI Listed - (Case of 6)
In stock
$9.33 $13.69 -32%
Happy Frog Steamed Bone Meal Dry Fertilizer 4 lb bag
Out of stock
$9.33 $17.16 -46%
Grotek Blossom Blaster, 20 g
In stock
$9.24 $12.99 -29%
DaKine 420 Atomic Root Powder | 250g - (Case of 4)
In stock
$9.18 $38.99 -76%
DaKine 420 Shock & Awe Bloom Booster | 500g - (Case of 4)
In stock
$9.18 $38.99 -76%
FoxFarm Happy Frog Fruit & Flower 4-9-3 | 4lb - OMRI Listed
In stock
$9.15 $14.19 -36%
FoxFarm Happy Frog All-Purpose Fertilizer 6-4-5 | 4lb - OMRI Listed - (Case of 12)
In stock
$9.15 $14.19 -36%
FoxFarm Happy Frog Japanese Maple Fertilizer 4-3-4 | 4lb - OMRI Listed - (Case of 12)
In stock
$9.15 $14.19 -36%
FoxFarm Happy Frog Jump Start Fertilizer 3-4-3 | 4lb - OMRI Listed - (Case of 12)
In stock
$9.15 $14.19 -36%
FoxFarm Happy Frog Citrus & Avocado Fertilizer 7-3-3 | 4lb - OMRI Listed - (Case of 12)
In stock
$9.15 $14.19 -36%
FoxFarm Happy Frog Acid Loving Plants Fertilizer 4-5-3 | 4lb - OMRI Listed - (Case of 12)
In stock
$9.15 $14.19 -36%
Grotek Solo-Tek Bloom 3-8-8 | 500mL - (Case of 6)
In stock
$9.10 $16.29 -44%
Grotek Rype 3-0-0 | 500mL - (Case of 6)
In stock
$9.10 $24.75 -63%
FoxFarm Bush Doctor 1-0-0 Cal-Mag Supplement | 16oz - 3% Calcium - 0.9% Magnesium - OMRI Listed - (Case of 12)
In stock
$9.06 $14.49 -37%
Grotek Solo-Tek Bloom 3-8-8 | 1L - (Case of 6)
In stock
$9.05 $28.29 -68%
Grotek Solo-Tek Grow 6-3-7 | 1L - (Case of 6)
In stock
$9.05 $28.29 -68%
Save 18%
Roots Organics SeaBird Guano | 3lb - Powder - (Case of 3)
Out of stock
$9.01 $10.99 -18%
Down to Earth Liquid Fish & Kelp 2-4-1 | 32oz - OMRI Listed - (Case of 12)
In stock
$8.99 $13.79 -35%
Plant Success Orca | 100mL
In stock
$8.99
Herculean Harvest, 1 qt
In stock
$8.99 $14.49 -38%
Emerald Harvest Grow | 32oz
In stock
$8.96 $14.00 -36%
Emerald Harvest Bloom | 32oz
In stock
$8.96 $14.00 -36%
Emerald Harvest Grow, 1 qt
In stock
$8.96 $14.00 -36%
FoxFarm Happy Frog Tomato & Vegetable Fertilizer 5-7-3 | 4lb - OMRI Listed
In stock
$8.95 $14.19 -37%
FoxFarm Happy Frog Bone Meal 3-12-0 | 4lb - OMRI Listed - (Case of 12)
In stock
$8.95 $14.19 -37%
Cultivation Nation Cal-Mag Pint
Out of stock
$8.91 $12.82 -30%
FoxFarm Cultivation Nation Veggie 24-14-11 | 1lb - Step 1 for 2-Part Feeding Programs
Out of stock
$8.81 $14.29 -38%
HDI Clonex Mist Root Promoter | 100mL - (Case of 20)
In stock
$8.79 $11.56 -24%
Mother Earth Floressence Bloom Supplement 1-1-1 - 16oz
In stock
$8.74 $20.02 -56%
Down to Earth Granular Humic Acids | 5lb - OMRI Listed - (Case of 6)
In stock
$8.64 $14.99 -42%
Growth Science Nutrients Base A, 1 qt
In stock
$8.64 $17.99 -52%
FoxFarm Cultivation Nation Cal-Mag | 16oz
In stock
$8.63 $12.99 -34%
General Hydroponics FloraGro 2-1-6 - 16oz
In stock
$8.61 $14.40 -40%
Down to Earth AZOMITE Granulated | 5lb - OMRI Listed - (Case of 6)
In stock
$8.60 $14.29 -40%
General Hydroponics FloraBloom 0-5-4 - 16oz
In stock
$8.56 $14.31 -40%
FoxFarm Cultivation Nation pH Up Nutrient Solution Adjuster | 16oz - Raises the pH in Nutrient Solution
In stock
$8.52 $12.99 -34%
FoxFarm Cultivation Nation pH Down Nutrient Solution Adjuster | 16oz - Lowers the pH in Nutrient Solution
In stock
$8.52 $12.99 -34%
CYCO 1L Bloom B - (Case of 12)
In stock
$8.49 $13.19 -36%
CYCO Bloom A 1 L - (Case of 12)
In stock
$8.49 $13.19 -36%
CYCO 1L Grow B - (Case of 12)
In stock
$8.49 $13.19 -36%
CYCO 1L Grow A - (Case of 12)
In stock
$8.49 $13.19 -36%
Aptus Massboost, 100 ml
In stock
$8.47 $26.50 -68%
SUPERthrive K-L-N Rooting Concentrate | 8oz - (Case of 12)
In stock
$8.46 $13.99 -40%
MICROBE Life Hydroponics Vitamins & Amino Acids | 16oz - (Case of 12)
In stock
$8.41 $21.99 -62%
Grotek Pro-Silicate, 1 L
In stock
$8.38 $15.71 -47%
General Hydroponics FloraKleen - 32oz
In stock
$8.37 $13.24 -37%
Cultivation Nation Grow 1 pt
Out of stock
$8.33 $13.98 -40%
Olivia's Cloning Solution | 32oz (1qt) - (Case of 24)
In stock
$8.28 $13.95 -41%
Optic Foliar ATAK Concentrate, 250 ml
In stock
$8.08 $18.99 -57%
FoxFarm Cultivation Nation Grow 2-1-6 | 16oz
In stock
$8.00 $12.19 -34%
FoxFarm Cultivation Nation Bloom 0-5-4 | 16oz
In stock
$8.00 $12.19 -34%
Down to Earth AZOMITE Slow Release Powder | 5lb - OMRI Listed - (Case of 6)
In stock
$7.99 $12.29 -35%
Sustane 4-6-4 Flower & Vegetable Plant Food | 5lb - OMRI Listed - (Case of 8)
Out of stock
$7.99 $11.79 -32%
True Organic Prilled Sulfur | 5lb - Resealable Bag - Lowers Soil pH - Covers up to 1,333sq ft - OMRI Listed - (Case of 6)
In stock
$7.88 $10.29 -23%
Grotek Cal Max 2-0-0 | 500mL - (Case of 6)
In stock
$7.87 $11.29 -30%
Natural Guard by ferti·lome Organic Fruit Citrus 3-5-5 | 12lb - Granules - OMRI Listed - (Case of 4)
Out of stock
$7.80 $27.99 -72%
Natural Guard by ferti·lome Organic Plant Starter 4-4-2 | 12lb - Granules - OMRI Listed - (Case of 4)
In stock
$7.80 $27.99 -72%
Grotek Micro Power 0-0-2 | 500mL - (Case of 6)
In stock
$7.59 $20.62 -63%
HDI Europonic FossilFuel Liquid Humic Acids | 32oz
In stock
$7.56 $21.99 -66%
Gaia Green All Purpose, 500 g Pouch
Out of stock
$7.46 $9.89 -25%
Grotek Cal-Max, 1 qt
In stock
$7.45 $13.96 -47%
Save 14%
Coop Poop All-Purpose Garden Food by Healthy Grow | 6lb - OMRI Listed - (Case of 6)
In stock
$7.37 $8.59 -14%
Down to Earth Oyster Shell | 5lb - OMRI Listed - (Case of 6)
Out of stock
$7.24 $11.99 -40%
MYKE Vegetable & Herb Growth Enhancer | 1.8oz - OMRI Listed - (Pallet of 36)
In stock
$7.23 $11.29 -36%
Down to Earth Solution Grade Gypsum | 5lb - OMRI Listed - (Case of 5)
Out of stock
$7.19 $15.49 -54%
SUPERthrive Bonsai-Pro Liquid Plant Food 7-9-5 | 8oz - (Case of 12)
In stock
$7.14 $12.47 -43%
SUPERthrive Orchid-Pro Liquid Plant Food 7-8-6 | 8oz - (Case of 12)
In stock
$7.14 $12.47 -43%
Grotek Bud Fuel Pro 1-3-4 | 500mL - (Case of 6)
In stock
$7.10 $22.29 -68%
Sustane 3-5-3 Compost Tea Bag | 12ct - 21gm Packs - OMRI Listed - (Case of 10)
Out of stock
$7.09 $10.45 -32%
Grotek Monster Grow Pro, 130 g
In stock
$7.01 $13.15 -47%
SUPERthrive ZYME 100% Enzyme Cleaner | 8oz - (Case of 12)
In stock
$7.00 $15.99 -56%
Down to Earth Calcium 96 | 1lb - OMRI Listed - (Case of 6)
In stock
$6.99
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